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Heart|Natural|GIA

1.01ct K SI1 Heart Natural Diamond

EX • K/SI1 • GIA 6521324352

Certificate GIA 6521324352

Diamond specifications and retailer prices

From $1,475 SGD
As of November 4, 2026
Save $2,280 SGD (61%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $3,755 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.01ct natural heart diamond

This 1.01ct natural heart sits in the classic one-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6521324352. Listed at 14 retailers as of November 4, 2026, with prices from $1,475 to $3,755, a $2,280 spread on the same certified stone. NZ Jewellers lists it at $3,755. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.01
Carat
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle39.83°
Pavilion angle38.62°
OriginNatural
Grading LabGIA
CertificateGIA 6521324352
Dimensions5.89 × 6.84 × 4.01 mm
L/W Ratio1.16
Top View
5.89 mm6.84 mm1.01 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6521324352
Side View
Table 62.0%Crown 39.83°Girdle: THK-VTKPavilion 38.62°Culet: NoneDepth 58.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $3,755 SGD|Low: $1,475 SGD|High: $3,755 SGD|Avg: $1,853 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 6, 2026
Retailer 5$1,475 SGD
Retailer 12$1,480 SGD
Retailer 7$1,493 SGD
Retailer 2$1,532 SGD
Retailer 3$1,539 SGD
Retailer 13$1,539 SGD
Retailer 11$1,599 SGD
Retailer 6$1,667 SGD
Retailer 4$1,717 SGD
Retailer 9$1,739 SGD
Retailer 14$1,776 SGD
Retailer 8$1,879 SGD
Retailer 10$2,820 SGD
NZ Jewellers$3,755 SGD

37 data points across 14 retailers

14 retailers$1,475 SGD to $3,755 SGD

A
Cheapest Retailer
-
$1,475 SGD
A
Retailer 2
-
$1,480 SGD
View
A
Retailer 3
-
$1,493 SGD
View
A
Retailer 4
-
$1,532 SGD
View
A
Retailer 5
-
$1,539 SGD
View
Retailer 6
-
$1,539 SGD
View
Price last confirmed 8 days ago
A
Retailer 7
-
$1,599 SGD
View
A
Retailer 8
-
$1,667 SGD
View
A
Retailer 9
-
$1,717 SGD
View
A
Retailer 10
-
$1,739 SGD
View
A
Retailer 11
-
$1,776 SGD
View
A
Retailer 12
-
$1,879 SGD
View
B+
Retailer 13
-
$2,820 SGD
View
Most Expensive
B
NZ Jewellers
0837a062-daa1-42ce-8775-59a357f7ec1b · Nov 5
$3,755 SGD
$2,930 USD
View
13 more retailers have this diamond
Prices start from $1,475 SGDSave up to $2,280 SGD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.01ct Heart
$1,475 SGD